2 * arch/arm/include/asm/outercache.h
4 * Copyright (C) 2010 ARM Ltd.
5 * Written by Catalin Marinas <catalin.marinas@arm.com>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 #ifndef __ASM_OUTERCACHE_H
22 #define __ASM_OUTERCACHE_H
24 #include <linux/types.h>
26 struct outer_cache_fns
{
27 void (*inv_range
)(unsigned long, unsigned long);
28 void (*clean_range
)(unsigned long, unsigned long);
29 void (*flush_range
)(unsigned long, unsigned long);
30 void (*flush_all
)(void);
31 void (*clean_all
)(void);
32 void (*inv_all
)(void);
33 void (*disable
)(void);
34 #ifdef CONFIG_OUTER_CACHE_SYNC
37 void (*set_debug
)(unsigned long);
41 extern struct outer_cache_fns outer_cache
;
43 #ifdef CONFIG_OUTER_CACHE
45 static inline void outer_inv_range(phys_addr_t start
, phys_addr_t end
)
47 if (outer_cache
.inv_range
)
48 outer_cache
.inv_range(start
, end
);
50 static inline void outer_clean_range(phys_addr_t start
, phys_addr_t end
)
52 if (outer_cache
.clean_range
)
53 outer_cache
.clean_range(start
, end
);
55 static inline void outer_flush_range(phys_addr_t start
, phys_addr_t end
)
57 if (outer_cache
.flush_range
)
58 outer_cache
.flush_range(start
, end
);
60 static inline void outer_clean_all(void)
62 if (outer_cache
.clean_all
)
63 outer_cache
.clean_all();
65 static inline void outer_flush_all(void)
67 if (outer_cache
.flush_all
)
68 outer_cache
.flush_all();
71 static inline void outer_inv_all(void)
73 if (outer_cache
.inv_all
)
74 outer_cache
.inv_all();
77 static inline void outer_disable(void)
79 if (outer_cache
.disable
)
80 outer_cache
.disable();
83 static inline void outer_resume(void)
85 if (outer_cache
.resume
)
91 static inline void outer_inv_range(phys_addr_t start
, phys_addr_t end
)
93 static inline void outer_clean_range(phys_addr_t start
, phys_addr_t end
)
95 static inline void outer_flush_range(phys_addr_t start
, phys_addr_t end
)
97 static inline void outer_clean_all(void)
99 static inline void outer_flush_all(void) { }
100 static inline void outer_inv_all(void) { }
101 static inline void outer_disable(void) { }
102 static inline void outer_resume(void) { }
106 #ifdef CONFIG_OUTER_CACHE_SYNC
107 static inline void outer_sync(void)
109 if (outer_cache
.sync
)
113 static inline void outer_sync(void)
117 #endif /* __ASM_OUTERCACHE_H */